/etc/make.conf flags for Intel

[Bruce Evans]

On Tue, 11 Oct 2005, Claus Guttesen wrote:

>>>> /usr/share/examples/etc/make.conf is set to -O.
>>>
>>> The setting in <sys.mk> trumps this documentation file, but you're
>>> right, this should be updated there.  Could you please send a PR?
>>
>> The example is correct.  It shows how to change the default of "-O2
>> -fstrict-aliasing -pipe" to "-O -pipe".  It would be less than useful
>> to repeat the default in the examples or in /etc/make.conf.  ...
>
> So what your saying is that one should not override these values in
> make.conf but leave them commented out? Doing a buildworld without
> CFLAGS does indeed compile using -O2:

- Normally leave them out of the installed make.conf.
- Leave them commented out in examples/etc/make.conf.
- Add comments to examples/etc/make.conf to emphasize that they are
   only examples and that use of some of them, especially CFLAGS, is
   problematic.

Bruce